Question
Answer
$$49-\sqrt{100}=39$$
Explanation
| $$ \begin{aligned}49-\sqrt{100}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}49-10 \xlongequal{ } \\[1 em] & \xlongequal{ }39\end{aligned} $$ | |
| ① | $$ - \sqrt{100} = -1 \cdot 10 = -10 $$ |
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